Name: UC3844BD1
Brand: STMicroelectronics
SKU: UC3844BD1
Price: 0.98000 USD
Availability: InStock

Technical Specifications

Parameter Name	Value
Type	Parameter
Factory Lead Time	10 Weeks
Lifecycle Status	ACTIVE (Last Updated: 7 months ago)
Mount	Surface Mount
Mounting Type	Surface Mount
Package / Case	8-SOIC (0.154, 3.90mm Width)
Number of Pins	8
Operating Temperature	0°C~70°C TJ
Packaging	Tube
JESD-609 Code	e4
Part Status	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Number of Terminations	8
ECCN Code	EAR99
Terminal Finish	Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory	Switching Regulator or Controllers
Technology	BIPOLAR
Terminal Position	DUAL
Terminal Form	GULL WING
Peak Reflow Temperature (Cel)	260
Frequency	500kHz
[email protected] Reflow Temperature-Max (s)	30
Base Part Number	UC3844
Function	Step-Up, Step-Up/Step-Down
Number of Outputs	1
Output Voltage	5.1V
Output Type	Transistor Driver
Input Voltage-Nom	15V
Analog IC - Other Type	SWITCHING CONTROLLER
Output Configuration	Positive
Output Current	1A
Voltage - Supply (Vcc/Vdd)	10V~30V
Max Supply Current	30mA
Control Features	Frequency Control
Topology	Boost, Flyback
Control Mode	CURRENT-MODE
Frequency - Switching	Up to 500kHz
Control Technique	PULSE WIDTH MODULATION
Rise Time	50ns
Synchronous Rectifier	No
Fall Time (Typ)	50 ns
Nominal Input Voltage	30V
Switcher Configuration	SINGLE
Max Duty Cycle	50 %
Duty Cycle (Max)	48%
Height	1.25mm
Length	5mm
Width	4mm
RoHS Status	ROHS3 Compliant
Lead Free	Lead Free

UC3844BD1 Product Details

UC3844BD1 Overview

Capsuled in the 8-SOIC (0.154, 3.90mm Width) package, the switching controller can be used for a wide range of applications. For outputs of 1, this dc motor controller is suitable. PMIC packaging is solid with a Tube enclosure. There are Transistor Driver dc switching's output (s) that it can handle. This dc control operates at 10V~30V and has a 10V~30V supply voltage. Suitable for a 0°C~70°C TJ dc switcher. With this switching controller, you can switch at Up to 500kHz. It is suitable for general dc dc regulator when it is set to Surface Mount. Featured in the dcdc regulator is Frequency Control which allows efficient switching control. SWITCHING CONTROLLER analog IC connects the switch converters. A switching converters's terminal (s) sits at the DUAL position. The 8 terminations can be used for a wide range of dc switching. This dc dc converter ic uses a variety of control techniques, including PULSE WIDTH MODULATION. DC switcher's voltage input is 15V. UC3844 can be used to locate other relevant dc to dc converter ics. 8 pins are on switching converter. There is a particular type of Switching Regulator or Controllers in switching converter. Test statistics indicate DC regulator outputs 5.1V voltage. In most cases, the output current of the dc dc regulator will be 1A, so note that when you start the project. A duty cycle set at 50 % ensures voltage regulator dc to dc reliability during power-on and power-off. This Surface Mount makes DC switcher suitable for most prototypes and applications. A frequency of 500kHz is set for the switching controller. It is possible to set the input voltage to 30V for nominal working status. If the current exceeds 30mA, the component may not operate correctly and may even be damaged.